Finding the Third Proportional to 2,162,394 and 3,243,591

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162,394 : 3,243,591 = 3,243,591 : x
2. Step 2: Convert to fraction form
   2,162,394/3,243,591 = 3,243,591/x
3. Step 3: Cross multiply
   2,162,394x = 3,243,591 × 3,243,591
4. Step 4: Simplify right side
   2,162,394x = 10,520,882,575,281
5. Step 5: Solve for x
   x = 10,520,882,575,281/2,162,394
6. Step 6: Final answer
   x = 4,865,386.50